| County/Place | Population Percentage Change Latest to Earliest | Percentage Change in total owner occupied | Percentage Change in below 35 years age group | Percentage Change in 35 to 44 years age group | Percentage Change in 45 to 59 years age group | Percentage Change in above 60 years age group |
|---|---|---|---|---|---|---|
| United States | 4.99 | -0.81 | -18.96 | -17.74 | -2.61 | 17.58 |
| Wyoming | 10.64 | 7.62 | 3.15 | -1.23 | -4.11 | 27.8 |
| Albany County | 13.89 | 4.67 | -8.1 | -2.83 | 4.05 | 18.66 |
| Big Horn County | 4.6 | -1.75 | -6.69 | -4.54 | -19.76 | 15.46 |
| Campbell County | 19.17 | 18.59 | 32.44 | 18 | 0.89 | 45.2 |
| Carbon County | 2.55 | -6.33 | 24.02 | -27.66 | -19.21 | 10.44 |
| Converse County | 8.81 | 11.2 | 38.65 | -14.76 | 9.25 | 17.26 |
| Crook County | 14.06 | 20.68 | 25.24 | -9.05 | 35.96 | 15.97 |
| Fremont County | 8.88 | 3.46 | -8.9 | -1.16 | -8.56 | 21.12 |
| Goshen County | 11.59 | 12.96 | 33.71 | -10.5 | -0.65 | 27.18 |
| Hot Springs County | 6.32 | 10.35 | -16.94 | 21.43 | 14.4 | 10.66 |
| Johnson County | 6.38 | 9.61 | -33.5 | 6.65 | 37.03 | 1.75 |
| Laramie County | 9.83 | 9.36 | -1.96 | -2.46 | 2.06 | 29.51 |
| Lincoln County | 13.17 | 13.3 | 1.03 | 18 | 0.06 | 28.46 |
| Natrona County | 11.41 | 9.55 | 9.85 | -3.25 | -6.76 | 36.75 |
| Niobrara County | 9.11 | 8.5 | 140.91 | -27.27 | -15.27 | 38.49 |
| Park County | 6.59 | 3.73 | -9.9 | -14.84 | -6.32 | 23.37 |
| Platte County | 4.87 | -0.07 | 40.99 | -31.08 | -14.88 | 16.07 |
| Sheridan County | 5.97 | 3.56 | 7.39 | -4.71 | -23.36 | 36.43 |
| Sublette County | 29.69 | 37.53 | 13.1 | 143.78 | 29.67 | 26.83 |
| Sweetwater County | 14.39 | 2.8 | -19.28 | 5.2 | -3.09 | 32.09 |
| Teton County | 11.18 | 9.1 | -7.35 | 12.32 | -20.87 | 64.04 |
| Uinta County | 4.03 | 0.2 | -2.19 | -13.89 | -9.6 | 31.01 |
| Washakie County | 7.82 | 5.5 | -17.62 | 2.8 | -10.4 | 29.56 |
| Weston County | 5.72 | 4.58 | 40.28 | -33.33 | -11.86 | 24.63 |
Source: Gavop.com and Census Bureau